Question

The cost of the 19 chair is equal to the selling price of 16 chair. Then the gain is

Answer 1

hola

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Let cost price one chair = 1
selling price of 16 chair  = cost price of 19 chair   = 19

in this type of questions, always use  = $\frac{(c.p - s.p )*100}{s.p}$

profit % = $\frac{(19-16)*100}{16}$

           => 18.75 %

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hope it helps

Answer 2

Step-by-step explanation:

gain % = 19 -16/16*100

=3*100/16 = 75/4 = 18 3/4%